<!DOCTYPE html>
<html lang="en">

<head>
    <meta charset="UTF-8" />
    <meta name="viewport" content="width=device-width, initial-scale=1.0" />
    <title>Document</title>
</head>

<body>
    <div id="app">
        <div>水果列表</div>
        <!-- v-for 遍历数组 -->
        <ul>
            <li v-for="item in fruits">{{item}}</li>
            <li v-for="(item, index) in fruits">{{item + '---' + index}}</li>
            <li :key="index" v-for="(item, index) in myFruits">
                <!-- key的作用：帮助Vue区分不同的元素，从而提高性能 -->
                <span>{{item.ename}}</span>
                <span>{{item.cname}}</span>
            </li>
        </ul>
    </div>
    <script src="./vue.js"></script>
    <script>
        var vm = new Vue({
            el: "#app",
            data: {
                fruits: ["apple", "orange", "banana"],
                myFruits: [{
                    ename: "apple",
                    cname: "苹果",
                }, {
                    ename: "orange",
                    cname: "橘子",
                }, {
                    ename: "banana",
                    cname: "香蕉",
                }, ],
            },
            methods: {},
        });
    </script>
</body>

</html>